Howards Cams 118041-09 SBC Rattler Hydraulic Flat Tappet Camshaft

This Howards Cams 118041-09 SBC Hydraulic Flat Tappet Big Mama Rattler Camshaft fits 262-400 cubic inch Small Block Chevy engines from 1955-1998. This camshaft provides a lopey idle and great throttle response. This cam is designed with wider lobe centers and an aggressive ramp rate leading to even higher air velocity. It works best with a 9.0:1+ compression ratio, 2500+ stall speed converter and lower gears. 

Howards Cams 118041-09 SBC Big Mama Rattler Hydraulic Flat Tappet Camshaft Specs:

• For Small Block Chevy 262-400 engines from 1955-1998
• Basic RPM Range: 2000 to 5900
• Valve Lift Intake: .488
• Valve Lift Exhaust: .480
• Intake Duration: 289
• Exhaust Duration: 297
• Intake Duration at .050”: 235
• Exhaust Duration at .050”: 243
• Lobe Separation: 109
• Intake Centerline: 103
• Firing Order: 1-8-4-3-6-5-7-2
• Recommended Lifter Set: 91111 Performance
• Recommended Premium Lifter Set: 91112 Max Effort
• Recommended Valve Springs: 98214
• Recommended Valve Spring, Retainer and Lock Kit: 98214-K11
• Made in the USA

Note: Stock (O.E.) valve springs can NOT be used

Howards Cams designed this Flat Tappet hydraulic camshaft for high performance on the street and drag strip. 

Howards Cams - For the ultimate in performance!